use strict;
-use Test::More tests => 47;
+use warnings FATAL => 'all';
+
+use Test::More;
use Test::Deep;
-use t::common qw( new_fh );
+use t::common qw( new_dbm );
use_ok( 'DBM::Deep' );
-my ($fh, $filename) = new_fh();
-my $db1 = DBM::Deep->new(
- file => $filename,
+my $dbm_factory = new_dbm(
locking => 1,
autoflush => 1,
num_txns => 16,
type => DBM::Deep->TYPE_ARRAY,
);
+while ( my $dbm_maker = $dbm_factory->() ) {
+ my $db1 = $dbm_maker->();
+ my $db2 = $dbm_maker->();
-my $db2 = DBM::Deep->new(
- file => $filename,
- locking => 1,
- autoflush => 1,
- num_txns => 16,
- type => DBM::Deep->TYPE_ARRAY,
-);
+ $db1->[0] = 'y';
+ is( $db1->[0], 'y', "Before transaction, DB1's 0 is Y" );
+ is( $db2->[0], 'y', "Before transaction, DB2's 0 is Y" );
-$db1->[0] = 'y';
-is( $db1->[0], 'y', "Before transaction, DB1's 0 is Y" );
-is( $db2->[0], 'y', "Before transaction, DB2's 0 is Y" );
+ $db1->begin_work;
-$db1->begin_work;
+ is( $db1->[0], 'y', "DB1 transaction started, no actions - DB1's 0 is Y" );
+ is( $db2->[0], 'y', "DB1 transaction started, no actions - DB2's 0 is Y" );
- is( $db1->[0], 'y', "DB1 transaction started, no actions - DB1's 0 is Y" );
- is( $db2->[0], 'y', "DB1 transaction started, no actions - DB2's 0 is Y" );
+ $db1->[0] = 'z';
+ is( $db1->[0], 'z', "Within DB1 transaction, DB1's 0 is Z" );
+ is( $db2->[0], 'y', "Within DB1 transaction, DB2's 0 is still Y" );
- $db1->[0] = 'z';
- is( $db1->[0], 'z', "Within DB1 transaction, DB1's 0 is Z" );
- is( $db2->[0], 'y', "Within DB1 transaction, DB2's 0 is still Y" );
+ $db2->[1] = 'foo';
+ is( $db2->[1], 'foo', "DB2 set 1 within DB1's transaction, so DB2 can see it" );
+ ok( !exists $db1->[1], "Since 1 was added after the transaction began, DB1 doesn't see it." );
- $db2->[1] = 'foo';
- is( $db2->[1], 'foo', "DB2 set 1 within DB1's transaction, so DB2 can see it" );
- ok( !exists $db1->[1], "Since 1 was added after the transaction began, DB1 doesn't see it." );
+ cmp_ok( scalar(@$db1), '==', 1, "DB1 has 1 element" );
+ cmp_ok( scalar(@$db2), '==', 2, "DB2 has 2 elements" );
- cmp_ok( scalar(@$db1), '==', 1, "DB1 has 1 element" );
- cmp_ok( scalar(@$db2), '==', 2, "DB2 has 2 elements" );
+ $db1->rollback;
-$db1->rollback;
+ is( $db1->[0], 'y', "After rollback, DB1's 0 is Y" );
+ is( $db2->[0], 'y', "After rollback, DB2's 0 is Y" );
-is( $db1->[0], 'y', "After rollback, DB1's 0 is Y" );
-is( $db2->[0], 'y', "After rollback, DB2's 0 is Y" );
+ is( $db1->[1], 'foo', "After DB1 transaction is over, DB1 can see 1" );
+ is( $db2->[1], 'foo', "After DB1 transaction is over, DB2 can still see 1" );
-is( $db1->[1], 'foo', "After DB1 transaction is over, DB1 can see 1" );
-is( $db2->[1], 'foo', "After DB1 transaction is over, DB2 can still see 1" );
+ cmp_ok( scalar(@$db1), '==', 2, "DB1 now has 2 elements" );
+ cmp_ok( scalar(@$db2), '==', 2, "DB2 still has 2 elements" );
-cmp_ok( scalar(@$db1), '==', 2, "DB1 now has 2 elements" );
-cmp_ok( scalar(@$db2), '==', 2, "DB2 still has 2 elements" );
+ $db1->begin_work;
-$db1->begin_work;
+ is( $db1->[0], 'y', "DB1 transaction started, no actions - DB1's 0 is Y" );
+ is( $db2->[0], 'y', "DB1 transaction started, no actions - DB2's 0 is Y" );
- is( $db1->[0], 'y', "DB1 transaction started, no actions - DB1's 0 is Y" );
- is( $db2->[0], 'y', "DB1 transaction started, no actions - DB2's 0 is Y" );
+ $db1->[2] = 'z';
+ is( $db1->[2], 'z', "Within DB1 transaction, DB1's 2 is Z" );
+ ok( !exists $db2->[2], "Within DB1 transaction, DB2 cannot see 2" );
- $db1->[2] = 'z';
- is( $db1->[2], 'z', "Within DB1 transaction, DB1's 2 is Z" );
- ok( !exists $db2->[2], "Within DB1 transaction, DB2 cannot see 2" );
+ cmp_ok( scalar(@$db1), '==', 3, "DB1 has 3 elements" );
+ cmp_ok( scalar(@$db2), '==', 2, "DB2 has 2 elements" );
- cmp_ok( scalar(@$db1), '==', 3, "DB1 has 3 elements" );
- cmp_ok( scalar(@$db2), '==', 2, "DB2 has 2 elements" );
+ $db1->commit;
-$db1->commit;
+ is( $db1->[0], 'y', "After rollback, DB1's 0 is Y" );
+ is( $db2->[0], 'y', "After rollback, DB2's 0 is Y" );
-is( $db1->[0], 'y', "After rollback, DB1's 0 is Y" );
-is( $db2->[0], 'y', "After rollback, DB2's 0 is Y" );
+ is( $db1->[2], 'z', "After DB1 transaction is over, DB1 can still see 2" );
+ is( $db2->[2], 'z', "After DB1 transaction is over, DB2 can now see 2" );
-is( $db1->[2], 'z', "After DB1 transaction is over, DB1 can still see 2" );
-is( $db2->[2], 'z', "After DB1 transaction is over, DB2 can now see 2" );
+ cmp_ok( scalar(@$db1), '==', 3, "DB1 now has 2 elements" );
+ cmp_ok( scalar(@$db2), '==', 3, "DB2 still has 2 elements" );
-cmp_ok( scalar(@$db1), '==', 3, "DB1 now has 2 elements" );
-cmp_ok( scalar(@$db2), '==', 3, "DB2 still has 2 elements" );
+ $db1->begin_work;
-$db1->begin_work;
+ push @$db1, 'foo';
+ unshift @$db1, 'bar';
- push @$db1, 'foo';
- unshift @$db1, 'bar';
+ cmp_ok( scalar(@$db1), '==', 5, "DB1 now has 5 elements" );
+ cmp_ok( scalar(@$db2), '==', 3, "DB2 still has 3 elements" );
- cmp_ok( scalar(@$db1), '==', 5, "DB1 now has 5 elements" );
- cmp_ok( scalar(@$db2), '==', 3, "DB2 still has 3 elements" );
+ is( $db1->[0], 'bar' );
+ is( $db1->[-1], 'foo' );
- is( $db1->[0], 'bar' );
- is( $db1->[-1], 'foo' );
+ $db1->rollback;
-$db1->rollback;
+ cmp_ok( scalar(@$db1), '==', 3, "DB1 is back to 3 elements" );
+ cmp_ok( scalar(@$db2), '==', 3, "DB2 still has 3 elements" );
-cmp_ok( scalar(@$db1), '==', 3, "DB1 is back to 3 elements" );
-cmp_ok( scalar(@$db2), '==', 3, "DB2 still has 3 elements" );
+ $db1->begin_work;
-$db1->begin_work;
+ push @$db1, 'foo';
+ unshift @$db1, 'bar';
- push @$db1, 'foo';
- unshift @$db1, 'bar';
+ cmp_ok( scalar(@$db1), '==', 5, "DB1 now has 5 elements" );
+ cmp_ok( scalar(@$db2), '==', 3, "DB2 still has 3 elements" );
- cmp_ok( scalar(@$db1), '==', 5, "DB1 now has 5 elements" );
- cmp_ok( scalar(@$db2), '==', 3, "DB2 still has 3 elements" );
+ $db1->commit;
-$db1->commit;
+ cmp_ok( scalar(@$db1), '==', 5, "DB1 is still at 5 elements" );
+ cmp_ok( scalar(@$db2), '==', 5, "DB2 now has 5 elements" );
-cmp_ok( scalar(@$db1), '==', 5, "DB1 is still at 5 elements" );
-cmp_ok( scalar(@$db2), '==', 5, "DB2 now has 5 elements" );
-
-is( $db1->[0], 'bar' );
-is( $db1->[-1], 'foo' );
+ is( $db1->[0], 'bar' );
+ is( $db1->[-1], 'foo' );
-is( $db2->[0], 'bar' );
-is( $db2->[-1], 'foo' );
+ is( $db2->[0], 'bar' );
+ is( $db2->[-1], 'foo' );
-$db1->begin_work;
+ $db1->begin_work;
- @$db1 = (); # clear()
+ @$db1 = (); # clear()
- cmp_ok( scalar(@$db1), '==', 0, "DB1 now has 0 elements" );
- cmp_ok( scalar(@$db2), '==', 5, "DB2 still has 5 elements" );
+ cmp_ok( scalar(@$db1), '==', 0, "DB1 now has 0 elements" );
+ cmp_ok( scalar(@$db2), '==', 5, "DB2 still has 5 elements" );
-$db1->rollback;
+ $db1->rollback;
-cmp_ok( scalar(@$db1), '==', 5, "DB1 now has 5 elements" );
-cmp_ok( scalar(@$db2), '==', 5, "DB2 still has 5 elements" );
+ cmp_ok( scalar(@$db1), '==', 5, "DB1 now has 5 elements" );
+ cmp_ok( scalar(@$db2), '==', 5, "DB2 still has 5 elements" );
+}
+done_testing;